package com.learn;

/**
 * @author zms
 * Created at 2022/3/10 2:26 下午
 */
public class TreeNode {
    int val;
   TreeNode left;
   TreeNode right;

    TreeNode() {
    }

    TreeNode(int val) {
        this.val = val;
    }

    TreeNode(int val, TreeNode left, TreeNode right) {
        this.val = val;
        this.left = left;
        this.right = right;
    }
}
